Proof of Angle Addition Formulae | A-Level Maths
In this A-Level Maths video I'll show you a proof to the compound angle formulae :)
Timestamps:
0:00 Intro
0:32 The Proof!
A-Level Trigonometry Playlist:
• What are Radians | A-Level Maths
For worked exam questions, check out my TikTok: / jacktutorsmaths